Wire up redfish for getting extended BMC settings

In recent XCC incarnations, this is possible over non-IPMI,
so wire it up to be more equivalent.

Change-Id: Ie13d6faeee27639df67352568046810e0615fcb6

pyghmi/redfish/command.py

@@ -789,6 +789,9 @@ class Command(object):
     def get_health(self, verbose=True):
         return self.oem.get_health(self, verbose)
 
+    def get_extended_bmc_configuration(self, hideadvanced=True):
+        return self.oem.get_extended_bmc_configuration(self, hideadvanced=hideadvanced)
+
     def get_bmc_configuration(self):
         """Get miscellaneous BMC configuration
 

pyghmi/redfish/oem/generic.py

@@ -994,6 +994,9 @@ class OEMHandler(object):
             raise exc.UnsupportedFunctionality()
         return licenses
 
+    def get_extended_bmc_configuration(self, fishclient, hideadvanced=True):
+        raise exc.UnsupportedFunctionality()
+
     def _get_licenses(self, fishclient):
         licenses = self._get_license_collection_url(fishclient)
         collection = fishclient._do_web_request(licenses)

pyghmi/redfish/oem/lenovo/xcc.py

@@ -149,6 +149,13 @@ class OEMHandler(generic.OEMHandler):
         self.fwc = None
         self.fwo = None
 
+    def get_extended_bmc_configuration(self, fishclient, hideadvanced=True):
+        immsettings = self.get_system_configuration(fetchimm=True, hideadvanced=hideadvanced)
+        for setting in list(immsettings):
+            if not setting.startswith('IMM.'):
+                del immsettings[setting]
+        return immsettings
+
     def get_system_configuration(self, hideadvanced=True, fishclient=None,
                                  fetchimm=False):
         if not self.fwc: